diff --git a/cpp/mrd/hdf5/protocols.cc b/cpp/mrd/hdf5/protocols.cc
index b333f6fd..a942a8a9 100644
--- a/cpp/mrd/hdf5/protocols.cc
+++ b/cpp/mrd/hdf5/protocols.cc
@@ -738,17 +738,39 @@ namespace {
 }
 
 [[maybe_unused]] H5::EnumType GetImageTypeHdf5Ddl() {
-  H5::EnumType t(H5::PredType::NATIVE_INT32);
-  int32_t i = 1;
+  H5::EnumType t(H5::PredType::NATIVE_UINT64);
+  uint64_t i = 1ULL;
   t.insert("magnitude", &i);
-  i = 2;
+  i = 2ULL;
   t.insert("phase", &i);
-  i = 3;
+  i = 3ULL;
   t.insert("real", &i);
-  i = 4;
+  i = 4ULL;
   t.insert("imag", &i);
-  i = 5;
+  i = 5ULL;
   t.insert("complex", &i);
+  i = 6ULL;
+  t.insert("rgbaMap", &i);
+  i = 7ULL;
+  t.insert("spinDensityMap", &i);
+  i = 8ULL;
+  t.insert("t1Map", &i);
+  i = 9ULL;
+  t.insert("t2Map", &i);
+  i = 10ULL;
+  t.insert("t2starMap", &i);
+  i = 11ULL;
+  t.insert("adcMap", &i);
+  i = 12ULL;
+  t.insert("b0Map", &i);
+  i = 13ULL;
+  t.insert("b1Map", &i);
+  i = 14ULL;
+  t.insert("sensitivityMap", &i);
+  i = 15ULL;
+  t.insert("gfactorMap", &i);
+  i = 16ULL;
+  t.insert("userMap", &i);
   return t;
 }
 
diff --git a/cpp/mrd/ndjson/protocols.cc b/cpp/mrd/ndjson/protocols.cc
index 70357602..389cca09 100644
--- a/cpp/mrd/ndjson/protocols.cc
+++ b/cpp/mrd/ndjson/protocols.cc
@@ -2542,6 +2542,17 @@ std::unordered_map<std::string, mrd::ImageType> const __ImageType_values = {
   {"real", mrd::ImageType::kReal},
   {"imag", mrd::ImageType::kImag},
   {"complex", mrd::ImageType::kComplex},
+  {"rgbaMap", mrd::ImageType::kRgbaMap},
+  {"spinDensityMap", mrd::ImageType::kSpinDensityMap},
+  {"t1Map", mrd::ImageType::kT1Map},
+  {"t2Map", mrd::ImageType::kT2Map},
+  {"t2starMap", mrd::ImageType::kT2starMap},
+  {"adcMap", mrd::ImageType::kAdcMap},
+  {"b0Map", mrd::ImageType::kB0Map},
+  {"b1Map", mrd::ImageType::kB1Map},
+  {"sensitivityMap", mrd::ImageType::kSensitivityMap},
+  {"gfactorMap", mrd::ImageType::kGfactorMap},
+  {"userMap", mrd::ImageType::kUserMap},
 };
 } //namespace
 
@@ -2562,6 +2573,39 @@ void to_json(ordered_json& j, mrd::ImageType const& value) {
     case mrd::ImageType::kComplex:
       j = "complex";
       break;
+    case mrd::ImageType::kRgbaMap:
+      j = "rgbaMap";
+      break;
+    case mrd::ImageType::kSpinDensityMap:
+      j = "spinDensityMap";
+      break;
+    case mrd::ImageType::kT1Map:
+      j = "t1Map";
+      break;
+    case mrd::ImageType::kT2Map:
+      j = "t2Map";
+      break;
+    case mrd::ImageType::kT2starMap:
+      j = "t2starMap";
+      break;
+    case mrd::ImageType::kAdcMap:
+      j = "adcMap";
+      break;
+    case mrd::ImageType::kB0Map:
+      j = "b0Map";
+      break;
+    case mrd::ImageType::kB1Map:
+      j = "b1Map";
+      break;
+    case mrd::ImageType::kSensitivityMap:
+      j = "sensitivityMap";
+      break;
+    case mrd::ImageType::kGfactorMap:
+      j = "gfactorMap";
+      break;
+    case mrd::ImageType::kUserMap:
+      j = "userMap";
+      break;
     default:
       using underlying_type = typename std::underlying_type<mrd::ImageType>::type;
       j = static_cast<underlying_type>(value);
diff --git a/cpp/mrd/protocols.cc b/cpp/mrd/protocols.cc
index 0040dccc..5397ee28 100644
--- a/cpp/mrd/protocols.cc
+++ b/cpp/mrd/protocols.cc
@@ -39,7 +39,7 @@ void MrdReaderBaseInvalidState(uint8_t attempted, uint8_t current) {
 
 } // namespace 
 
-std::string MrdWriterBase::schema_ = R"({"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{"name":"DiffusionDimension","values":[{"symbol":"average","value":0},{"symbol":"contrast","value":1},{"symbol":"phase","value":2},{"symbol":"repetition","value":3},{"symbol":"set","value":4},{"symbol":"segment","value":5},{"symbol":"user0","value":6},{"symbol":"user1","value":7},{"symbol":"user2","value":8},{"symbol":"user3","value":9},{"symbol":"user4","value":10},{"symbol":"user5","value":11},{"symbol":"user6","value":12},{"symbol":"user7","value":13}]},{"name":"DiffusionType","fields":[{"name":"gradientDirection","type":"Mrd.GradientDirectionType"},{"name":"bvalue","type":"float32"}]},{"name":"EncodingCounters","fields":[{"name":"kspaceEncodeStep1","type":[null,"uint32"]},{"name":"kspaceEncodeStep2","type":[null,"uint32"]},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"segment","type":[null,"uint32"]},{"name":"user","type":{"vector":{"items":"uint32"}}}]},{"name":"EncodingLimitsType","fields":[{"name":"kspaceEncodingStep0","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep1","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep2","type":[null,"Mrd.LimitType"]},{"name":"average","type":[null,"Mrd.LimitType"]},{"name":"slice","type":[null,"Mrd.LimitType"]},{"name":"contrast","type":[null,"Mrd.LimitType"]},{"name":"phase","type":[null,"Mrd.LimitType"]},{"name":"repetition","type":[null,"Mrd.LimitType"]},{"name":"set","type":[null,"Mrd.LimitType"]},{"name":"segment","type":[null,"Mrd.LimitType"]},{"name":"user0","type":[null,"Mrd.LimitType"]},{"name":"user1","type":[null,"Mrd.LimitType"]},{"name":"user2","type":[null,"Mrd.LimitType"]},{"name":"user3","type":[null,"Mrd.LimitType"]},{"name":"user4","type":[null,"Mrd.LimitType"]},{"name":"user5","type":[null,"Mrd.LimitType"]},{"name":"user6","type":[null,"Mrd.LimitType"]},{"name":"user7","type":[null,"Mrd.LimitType"]}]},{"name":"EncodingSpaceType","fields":[{"name":"matrixSize","type":"Mrd.MatrixSizeType"},{"name":"fieldOfViewMm","type":"Mrd.FieldOfViewMm"}]},{"name":"EncodingType","fields":[{"name":"encodedSpace","type":"Mrd.EncodingSpaceType"},{"name":"reconSpace","type":"Mrd.EncodingSpaceType"},{"name":"encodingLimits","type":"Mrd.EncodingLimitsType"},{"name":"trajectory","type":"Mrd.Trajectory"},{"name":"trajectoryDescription","type":[null,"Mrd.TrajectoryDescriptionType"]},{"name":"parallelImaging","type":[null,"Mrd.ParallelImagingType"]},{"name":"echoTrainLength","type":[null,"int64"]}]},{"name":"ExperimentalConditionsType","fields":[{"name":"h1resonanceFrequencyHz","type":"int64"}]},{"name":"FieldOfViewMm","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"GradientDirectionType","fields":[{"name":"rl","type":"float32"},{"name":"ap","type":"float32"},{"name":"fh","type":"float32"}]},{"name":"Header","fields":[{"name":"version","type":[null,"int64"]},{"name":"subjectInformation","type":[null,"Mrd.SubjectInformationType"]},{"name":"studyInformation","type":[null,"Mrd.StudyInformationType"]},{"name":"measurementInformation","type":[null,"Mrd.MeasurementInformationType"]},{"name":"acquisitionSystemInformation","type":[null,"Mrd.AcquisitionSystemInformationType"]},{"name":"experimentalConditions","type":"Mrd.ExperimentalConditionsType"},{"name":"encoding","type":{"vector":{"items":"Mrd.EncodingType"}}},{"name":"sequenceParameters","type":[null,"Mrd.SequenceParametersType"]},{"name":"userParameters","type":[null,"Mrd.UserParametersType"]},{"name":"waveformInformation","type":{"vector":{"items":"Mrd.WaveformInformationType"}}}]},{"name":"Image","typeParameters":["T"],"fields":[{"name":"head","type":"Mrd.ImageHeader"},{"name":"data","type":{"name":"Mrd.ImageData","typeArguments":["T"]}},{"name":"meta","type":"Mrd.ImageMeta"}]},{"name":"ImageArray","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"headers","type":{"array":{"items":"Mrd.ImageHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"meta","type":{"array":{"items":"Mrd.ImageMeta","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"ImageComplexDouble","type":{"name":"Mrd.Image","typeArguments":["complexfloat64"]}},{"name":"ImageComplexFloat","type":{"name":"Mrd.Image","typeArguments":["complexfloat32"]}},{"name":"ImageData","typeParameters":["Y"],"type":{"array":{"items":"Y","dimensions":[{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"ImageDouble","type":{"name":"Mrd.Image","typeArguments":["float64"]}},{"name":"ImageFlags","base":"uint64","values":[{"symbol":"isNavigationData","value":1},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768}]},{"name":"ImageFloat","type":{"name":"Mrd.Image","typeArguments":["float32"]}},{"name":"ImageHeader","fields":[{"name":"flags","type":"Mrd.ImageFlags"},{"name":"measurementUid","type":"uint32"},{"name":"fieldOfView","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"colDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"lineDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"imageType","type":"Mrd.ImageType"},{"name":"imageIndex","type":[null,"uint32"]},{"name":"imageSeriesIndex","type":[null,"uint32"]},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"ImageInt16","type":{"name":"Mrd.Image","typeArguments":["int16"]}},{"name":"ImageInt32","type":{"name":"Mrd.Image","typeArguments":["int32"]}},{"name":"ImageMeta","type":{"map":{"keys":"string","values":{"vector":{"items":"Mrd.ImageMetaValue"}}}}},{"name":"ImageMetaValue","type":[{"tag":"string","type":"string"},{"tag":"int64","type":"int64"},{"tag":"float64","type":"float64"}]},{"name":"ImageType","values":[{"symbol":"magnitude","value":1},{"symbol":"phase","value":2},{"symbol":"real","value":3},{"symbol":"imag","value":4},{"symbol":"complex","value":5}]},{"name":"ImageUint16","type":{"name":"Mrd.Image","typeArguments":["uint16"]}},{"name":"ImageUint32","type":{"name":"Mrd.Image","typeArguments":["uint32"]}},{"name":"InterleavingDimension","values":[{"symbol":"phase","value":0},{"symbol":"repetition","value":1},{"symbol":"contrast","value":2},{"symbol":"average","value":3},{"symbol":"other","value":4}]},{"name":"LimitType","fields":[{"name":"minimum","type":"uint32"},{"name":"maximum","type":"uint32"},{"name":"center","type":"uint32"}]},{"name":"MatrixSizeType","fields":[{"name":"x","type":"uint32"},{"name":"y","type":"uint32"},{"name":"z","type":"uint32"}]},{"name":"MeasurementDependencyType","fields":[{"name":"dependencyType","type":"string"},{"name":"measurementID","type":"string"}]},{"name":"MeasurementInformationType","fields":[{"name":"measurementID","type":[null,"string"]},{"name":"seriesDate","type":[null,"date"]},{"name":"seriesTime","type":[null,"time"]},{"name":"patientPosition","type":"Mrd.PatientPosition"},{"name":"relativeTablePosition","type":[null,"Mrd.ThreeDimensionalFloat"]},{"name":"initialSeriesNumber","type":[null,"int64"]},{"name":"protocolName","type":[null,"string"]},{"name":"sequenceName","type":[null,"string"]},{"name":"seriesDescription","type":[null,"string"]},{"name":"measurementDependency","type":{"vector":{"items":"Mrd.MeasurementDependencyType"}}},{"name":"seriesInstanceUIDRoot","type":[null,"string"]},{"name":"frameOfReferenceUID","type":[null,"string"]},{"name":"referencedImageSequence","type":[null,"Mrd.ReferencedImageSequenceType"]}]},{"name":"MultibandSpacingType","fields":[{"name":"dZ","type":{"vector":{"items":"float32"}}}]},{"name":"MultibandType","fields":[{"name":"spacing","type":{"vector":{"items":"Mrd.MultibandSpacingType"}}},{"name":"deltaKz","type":"float32"},{"name":"multibandFactor","type":"uint32"},{"name":"calibration","type":"Mrd.Calibration"},{"name":"calibrationEncoding","type":"uint64"}]},{"name":"ParallelImagingType","fields":[{"name":"accelerationFactor","type":"Mrd.AccelerationFactorType"},{"name":"calibrationMode","type":[null,"Mrd.CalibrationMode"]},{"name":"interleavingDimension","type":[null,"Mrd.InterleavingDimension"]},{"name":"multiband","type":[null,"Mrd.MultibandType"]}]},{"name":"PatientGender","values":[{"symbol":"m","value":0},{"symbol":"f","value":1},{"symbol":"o","value":2}]},{"name":"PatientPosition","values":[{"symbol":"hFP","value":0},{"symbol":"hFS","value":1},{"symbol":"hFDR","value":2},{"symbol":"hFDL","value":3},{"symbol":"fFP","value":4},{"symbol":"fFS","value":5},{"symbol":"fFDR","value":6},{"symbol":"fFDL","value":7}]},{"name":"ReconAssembly","fields":[{"name":"data","type":"Mrd.ReconBuffer"},{"name":"ref","type":[null,"Mrd.ReconBuffer"]}]},{"name":"ReconBuffer","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"chan"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}},{"name":"trajectory","type":{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"basis"},{"name":"samples"}]}}},{"name":"density","type":[null,{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}]},{"name":"headers","type":{"array":{"items":"Mrd.AcquisitionHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"}]}}},{"name":"sampling","type":"Mrd.SamplingDescription"}]},{"name":"ReconData","fields":[{"name":"buffers","type":{"vector":{"items":"Mrd.ReconAssembly"}}}]},{"name":"ReferencedImageSequenceType","fields":[{"name":"referencedSOPInstanceUID","type":{"vector":{"items":"string"}}}]},{"name":"SamplingDescription","fields":[{"name":"encodedFOV","type":"Mrd.FieldOfViewMm"},{"name":"reconFOV","type":"Mrd.FieldOfViewMm"},{"name":"encodedMatrix","type":"Mrd.MatrixSizeType"},{"name":"reconMatrix","type":"Mrd.MatrixSizeType"},{"name":"samplingLimits","type":"Mrd.SamplingLimits"}]},{"name":"SamplingLimits","fields":[{"name":"kspaceEncodingStep0","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep1","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep2","type":"Mrd.LimitType"}]},{"name":"SequenceParametersType","fields":[{"name":"tR","type":{"vector":{"items":"float32"}}},{"name":"tE","type":{"vector":{"items":"float32"}}},{"name":"tI","type":{"vector":{"items":"float32"}}},{"name":"flipAngleDeg","type":{"vector":{"items":"float32"}}},{"name":"sequenceType","type":[null,"string"]},{"name":"echoSpacing","type":{"vector":{"items":"float32"}}},{"name":"diffusionDimension","type":[null,"Mrd.DiffusionDimension"]},{"name":"diffusion","type":{"vector":{"items":"Mrd.DiffusionType"}}},{"name":"diffusionScheme","type":[null,"string"]}]},{"name":"StreamItem","type":[{"tag":"Acquisition","type":"Mrd.Acquisition"},{"tag":"WaveformUint32","type":"Mrd.WaveformUint32"},{"tag":"ImageUint16","type":"Mrd.ImageUint16"},{"tag":"ImageInt16","type":"Mrd.ImageInt16"},{"tag":"ImageUint32","type":"Mrd.ImageUint32"},{"tag":"ImageInt32","type":"Mrd.ImageInt32"},{"tag":"ImageFloat","type":"Mrd.ImageFloat"},{"tag":"ImageDouble","type":"Mrd.ImageDouble"},{"tag":"ImageComplexFloat","type":"Mrd.ImageComplexFloat"},{"tag":"ImageComplexDouble","type":"Mrd.ImageComplexDouble"},{"tag":"AcquisitionBucket","type":"Mrd.AcquisitionBucket"},{"tag":"ReconData","type":"Mrd.ReconData"},{"tag":"ArrayComplexFloat","type":"Mrd.ArrayComplexFloat"},{"tag":"ImageArray","type":"Mrd.ImageArray"}]},{"name":"StudyInformationType","fields":[{"name":"studyDate","type":[null,"date"]},{"name":"studyTime","type":[null,"time"]},{"name":"studyID","type":[null,"string"]},{"name":"accessionNumber","type":[null,"int64"]},{"name":"referringPhysicianName","type":[null,"string"]},{"name":"studyDescription","type":[null,"string"]},{"name":"studyInstanceUID","type":[null,"string"]},{"name":"bodyPartExamined","type":[null,"string"]}]},{"name":"SubjectInformationType","fields":[{"name":"patientName","type":[null,"string"]},{"name":"patientWeightKg","type":[null,"float32"]},{"name":"patientHeightM","type":[null,"float32"]},{"name":"patientID","type":[null,"string"]},{"name":"patientBirthdate","type":[null,"date"]},{"name":"patientGender","type":[null,"Mrd.PatientGender"]}]},{"name":"ThreeDimensionalFloat","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"Trajectory","values":[{"symbol":"cartesian","value":0},{"symbol":"epi","value":1},{"symbol":"radial","value":2},{"symbol":"goldenangle","value":3},{"symbol":"spiral","value":4},{"symbol":"other","value":5}]},{"name":"TrajectoryData","type":{"array":{"items":"float32","dimensions":[{"name":"basis"},{"name":"samples"}]}}},{"name":"TrajectoryDescriptionType","fields":[{"name":"identifier","type":"string"},{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"comment","type":[null,"string"]}]},{"name":"UserParameterBase64Type","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParameterDoubleType","fields":[{"name":"name","type":"string"},{"name":"value","type":"float64"}]},{"name":"UserParameterLongType","fields":[{"name":"name","type":"string"},{"name":"value","type":"int64"}]},{"name":"UserParameterStringType","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParametersType","fields":[{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]})";
+std::string MrdWriterBase::schema_ = R"({"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{"name":"DiffusionDimension","values":[{"symbol":"average","value":0},{"symbol":"contrast","value":1},{"symbol":"phase","value":2},{"symbol":"repetition","value":3},{"symbol":"set","value":4},{"symbol":"segment","value":5},{"symbol":"user0","value":6},{"symbol":"user1","value":7},{"symbol":"user2","value":8},{"symbol":"user3","value":9},{"symbol":"user4","value":10},{"symbol":"user5","value":11},{"symbol":"user6","value":12},{"symbol":"user7","value":13}]},{"name":"DiffusionType","fields":[{"name":"gradientDirection","type":"Mrd.GradientDirectionType"},{"name":"bvalue","type":"float32"}]},{"name":"EncodingCounters","fields":[{"name":"kspaceEncodeStep1","type":[null,"uint32"]},{"name":"kspaceEncodeStep2","type":[null,"uint32"]},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"segment","type":[null,"uint32"]},{"name":"user","type":{"vector":{"items":"uint32"}}}]},{"name":"EncodingLimitsType","fields":[{"name":"kspaceEncodingStep0","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep1","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep2","type":[null,"Mrd.LimitType"]},{"name":"average","type":[null,"Mrd.LimitType"]},{"name":"slice","type":[null,"Mrd.LimitType"]},{"name":"contrast","type":[null,"Mrd.LimitType"]},{"name":"phase","type":[null,"Mrd.LimitType"]},{"name":"repetition","type":[null,"Mrd.LimitType"]},{"name":"set","type":[null,"Mrd.LimitType"]},{"name":"segment","type":[null,"Mrd.LimitType"]},{"name":"user0","type":[null,"Mrd.LimitType"]},{"name":"user1","type":[null,"Mrd.LimitType"]},{"name":"user2","type":[null,"Mrd.LimitType"]},{"name":"user3","type":[null,"Mrd.LimitType"]},{"name":"user4","type":[null,"Mrd.LimitType"]},{"name":"user5","type":[null,"Mrd.LimitType"]},{"name":"user6","type":[null,"Mrd.LimitType"]},{"name":"user7","type":[null,"Mrd.LimitType"]}]},{"name":"EncodingSpaceType","fields":[{"name":"matrixSize","type":"Mrd.MatrixSizeType"},{"name":"fieldOfViewMm","type":"Mrd.FieldOfViewMm"}]},{"name":"EncodingType","fields":[{"name":"encodedSpace","type":"Mrd.EncodingSpaceType"},{"name":"reconSpace","type":"Mrd.EncodingSpaceType"},{"name":"encodingLimits","type":"Mrd.EncodingLimitsType"},{"name":"trajectory","type":"Mrd.Trajectory"},{"name":"trajectoryDescription","type":[null,"Mrd.TrajectoryDescriptionType"]},{"name":"parallelImaging","type":[null,"Mrd.ParallelImagingType"]},{"name":"echoTrainLength","type":[null,"int64"]}]},{"name":"ExperimentalConditionsType","fields":[{"name":"h1resonanceFrequencyHz","type":"int64"}]},{"name":"FieldOfViewMm","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"GradientDirectionType","fields":[{"name":"rl","type":"float32"},{"name":"ap","type":"float32"},{"name":"fh","type":"float32"}]},{"name":"Header","fields":[{"name":"version","type":[null,"int64"]},{"name":"subjectInformation","type":[null,"Mrd.SubjectInformationType"]},{"name":"studyInformation","type":[null,"Mrd.StudyInformationType"]},{"name":"measurementInformation","type":[null,"Mrd.MeasurementInformationType"]},{"name":"acquisitionSystemInformation","type":[null,"Mrd.AcquisitionSystemInformationType"]},{"name":"experimentalConditions","type":"Mrd.ExperimentalConditionsType"},{"name":"encoding","type":{"vector":{"items":"Mrd.EncodingType"}}},{"name":"sequenceParameters","type":[null,"Mrd.SequenceParametersType"]},{"name":"userParameters","type":[null,"Mrd.UserParametersType"]},{"name":"waveformInformation","type":{"vector":{"items":"Mrd.WaveformInformationType"}}}]},{"name":"Image","typeParameters":["T"],"fields":[{"name":"head","type":"Mrd.ImageHeader"},{"name":"data","type":{"name":"Mrd.ImageData","typeArguments":["T"]}},{"name":"meta","type":"Mrd.ImageMeta"}]},{"name":"ImageArray","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"headers","type":{"array":{"items":"Mrd.ImageHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"meta","type":{"array":{"items":"Mrd.ImageMeta","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"ImageComplexDouble","type":{"name":"Mrd.Image","typeArguments":["complexfloat64"]}},{"name":"ImageComplexFloat","type":{"name":"Mrd.Image","typeArguments":["complexfloat32"]}},{"name":"ImageData","typeParameters":["Y"],"type":{"array":{"items":"Y","dimensions":[{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"ImageDouble","type":{"name":"Mrd.Image","typeArguments":["float64"]}},{"name":"ImageFlags","base":"uint64","values":[{"symbol":"isNavigationData","value":1},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768}]},{"name":"ImageFloat","type":{"name":"Mrd.Image","typeArguments":["float32"]}},{"name":"ImageHeader","fields":[{"name":"flags","type":"Mrd.ImageFlags"},{"name":"measurementUid","type":"uint32"},{"name":"fieldOfView","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"colDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"lineDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"imageType","type":"Mrd.ImageType"},{"name":"imageIndex","type":[null,"uint32"]},{"name":"imageSeriesIndex","type":[null,"uint32"]},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"ImageInt16","type":{"name":"Mrd.Image","typeArguments":["int16"]}},{"name":"ImageInt32","type":{"name":"Mrd.Image","typeArguments":["int32"]}},{"name":"ImageMeta","type":{"map":{"keys":"string","values":{"vector":{"items":"Mrd.ImageMetaValue"}}}}},{"name":"ImageMetaValue","type":[{"tag":"string","type":"string"},{"tag":"int64","type":"int64"},{"tag":"float64","type":"float64"}]},{"name":"ImageType","base":"uint64","values":[{"symbol":"magnitude","value":1},{"symbol":"phase","value":2},{"symbol":"real","value":3},{"symbol":"imag","value":4},{"symbol":"complex","value":5},{"symbol":"rgbaMap","value":6},{"symbol":"spinDensityMap","value":7},{"symbol":"t1Map","value":8},{"symbol":"t2Map","value":9},{"symbol":"t2starMap","value":10},{"symbol":"adcMap","value":11},{"symbol":"b0Map","value":12},{"symbol":"b1Map","value":13},{"symbol":"sensitivityMap","value":14},{"symbol":"gfactorMap","value":15},{"symbol":"userMap","value":16}]},{"name":"ImageUint16","type":{"name":"Mrd.Image","typeArguments":["uint16"]}},{"name":"ImageUint32","type":{"name":"Mrd.Image","typeArguments":["uint32"]}},{"name":"InterleavingDimension","values":[{"symbol":"phase","value":0},{"symbol":"repetition","value":1},{"symbol":"contrast","value":2},{"symbol":"average","value":3},{"symbol":"other","value":4}]},{"name":"LimitType","fields":[{"name":"minimum","type":"uint32"},{"name":"maximum","type":"uint32"},{"name":"center","type":"uint32"}]},{"name":"MatrixSizeType","fields":[{"name":"x","type":"uint32"},{"name":"y","type":"uint32"},{"name":"z","type":"uint32"}]},{"name":"MeasurementDependencyType","fields":[{"name":"dependencyType","type":"string"},{"name":"measurementID","type":"string"}]},{"name":"MeasurementInformationType","fields":[{"name":"measurementID","type":[null,"string"]},{"name":"seriesDate","type":[null,"date"]},{"name":"seriesTime","type":[null,"time"]},{"name":"patientPosition","type":"Mrd.PatientPosition"},{"name":"relativeTablePosition","type":[null,"Mrd.ThreeDimensionalFloat"]},{"name":"initialSeriesNumber","type":[null,"int64"]},{"name":"protocolName","type":[null,"string"]},{"name":"sequenceName","type":[null,"string"]},{"name":"seriesDescription","type":[null,"string"]},{"name":"measurementDependency","type":{"vector":{"items":"Mrd.MeasurementDependencyType"}}},{"name":"seriesInstanceUIDRoot","type":[null,"string"]},{"name":"frameOfReferenceUID","type":[null,"string"]},{"name":"referencedImageSequence","type":[null,"Mrd.ReferencedImageSequenceType"]}]},{"name":"MultibandSpacingType","fields":[{"name":"dZ","type":{"vector":{"items":"float32"}}}]},{"name":"MultibandType","fields":[{"name":"spacing","type":{"vector":{"items":"Mrd.MultibandSpacingType"}}},{"name":"deltaKz","type":"float32"},{"name":"multibandFactor","type":"uint32"},{"name":"calibration","type":"Mrd.Calibration"},{"name":"calibrationEncoding","type":"uint64"}]},{"name":"ParallelImagingType","fields":[{"name":"accelerationFactor","type":"Mrd.AccelerationFactorType"},{"name":"calibrationMode","type":[null,"Mrd.CalibrationMode"]},{"name":"interleavingDimension","type":[null,"Mrd.InterleavingDimension"]},{"name":"multiband","type":[null,"Mrd.MultibandType"]}]},{"name":"PatientGender","values":[{"symbol":"m","value":0},{"symbol":"f","value":1},{"symbol":"o","value":2}]},{"name":"PatientPosition","values":[{"symbol":"hFP","value":0},{"symbol":"hFS","value":1},{"symbol":"hFDR","value":2},{"symbol":"hFDL","value":3},{"symbol":"fFP","value":4},{"symbol":"fFS","value":5},{"symbol":"fFDR","value":6},{"symbol":"fFDL","value":7}]},{"name":"ReconAssembly","fields":[{"name":"data","type":"Mrd.ReconBuffer"},{"name":"ref","type":[null,"Mrd.ReconBuffer"]}]},{"name":"ReconBuffer","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"chan"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}},{"name":"trajectory","type":{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"basis"},{"name":"samples"}]}}},{"name":"density","type":[null,{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}]},{"name":"headers","type":{"array":{"items":"Mrd.AcquisitionHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"}]}}},{"name":"sampling","type":"Mrd.SamplingDescription"}]},{"name":"ReconData","fields":[{"name":"buffers","type":{"vector":{"items":"Mrd.ReconAssembly"}}}]},{"name":"ReferencedImageSequenceType","fields":[{"name":"referencedSOPInstanceUID","type":{"vector":{"items":"string"}}}]},{"name":"SamplingDescription","fields":[{"name":"encodedFOV","type":"Mrd.FieldOfViewMm"},{"name":"reconFOV","type":"Mrd.FieldOfViewMm"},{"name":"encodedMatrix","type":"Mrd.MatrixSizeType"},{"name":"reconMatrix","type":"Mrd.MatrixSizeType"},{"name":"samplingLimits","type":"Mrd.SamplingLimits"}]},{"name":"SamplingLimits","fields":[{"name":"kspaceEncodingStep0","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep1","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep2","type":"Mrd.LimitType"}]},{"name":"SequenceParametersType","fields":[{"name":"tR","type":{"vector":{"items":"float32"}}},{"name":"tE","type":{"vector":{"items":"float32"}}},{"name":"tI","type":{"vector":{"items":"float32"}}},{"name":"flipAngleDeg","type":{"vector":{"items":"float32"}}},{"name":"sequenceType","type":[null,"string"]},{"name":"echoSpacing","type":{"vector":{"items":"float32"}}},{"name":"diffusionDimension","type":[null,"Mrd.DiffusionDimension"]},{"name":"diffusion","type":{"vector":{"items":"Mrd.DiffusionType"}}},{"name":"diffusionScheme","type":[null,"string"]}]},{"name":"StreamItem","type":[{"tag":"Acquisition","type":"Mrd.Acquisition"},{"tag":"WaveformUint32","type":"Mrd.WaveformUint32"},{"tag":"ImageUint16","type":"Mrd.ImageUint16"},{"tag":"ImageInt16","type":"Mrd.ImageInt16"},{"tag":"ImageUint32","type":"Mrd.ImageUint32"},{"tag":"ImageInt32","type":"Mrd.ImageInt32"},{"tag":"ImageFloat","type":"Mrd.ImageFloat"},{"tag":"ImageDouble","type":"Mrd.ImageDouble"},{"tag":"ImageComplexFloat","type":"Mrd.ImageComplexFloat"},{"tag":"ImageComplexDouble","type":"Mrd.ImageComplexDouble"},{"tag":"AcquisitionBucket","type":"Mrd.AcquisitionBucket"},{"tag":"ReconData","type":"Mrd.ReconData"},{"tag":"ArrayComplexFloat","type":"Mrd.ArrayComplexFloat"},{"tag":"ImageArray","type":"Mrd.ImageArray"}]},{"name":"StudyInformationType","fields":[{"name":"studyDate","type":[null,"date"]},{"name":"studyTime","type":[null,"time"]},{"name":"studyID","type":[null,"string"]},{"name":"accessionNumber","type":[null,"int64"]},{"name":"referringPhysicianName","type":[null,"string"]},{"name":"studyDescription","type":[null,"string"]},{"name":"studyInstanceUID","type":[null,"string"]},{"name":"bodyPartExamined","type":[null,"string"]}]},{"name":"SubjectInformationType","fields":[{"name":"patientName","type":[null,"string"]},{"name":"patientWeightKg","type":[null,"float32"]},{"name":"patientHeightM","type":[null,"float32"]},{"name":"patientID","type":[null,"string"]},{"name":"patientBirthdate","type":[null,"date"]},{"name":"patientGender","type":[null,"Mrd.PatientGender"]}]},{"name":"ThreeDimensionalFloat","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"Trajectory","values":[{"symbol":"cartesian","value":0},{"symbol":"epi","value":1},{"symbol":"radial","value":2},{"symbol":"goldenangle","value":3},{"symbol":"spiral","value":4},{"symbol":"other","value":5}]},{"name":"TrajectoryData","type":{"array":{"items":"float32","dimensions":[{"name":"basis"},{"name":"samples"}]}}},{"name":"TrajectoryDescriptionType","fields":[{"name":"identifier","type":"string"},{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"comment","type":[null,"string"]}]},{"name":"UserParameterBase64Type","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParameterDoubleType","fields":[{"name":"name","type":"string"},{"name":"value","type":"float64"}]},{"name":"UserParameterLongType","fields":[{"name":"name","type":"string"},{"name":"value","type":"int64"}]},{"name":"UserParameterStringType","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParametersType","fields":[{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]})";
 
 std::vector<std::string> MrdWriterBase::previous_schemas_ = {
 };
diff --git a/cpp/mrd/types.h b/cpp/mrd/types.h
index 6153d206..756e2fcf 100644
--- a/cpp/mrd/types.h
+++ b/cpp/mrd/types.h
@@ -866,12 +866,23 @@ struct ImageFlags : yardl::BaseFlags<uint64_t, ImageFlags> {
   static const ImageFlags kLastInSet;
 };
 
-enum class ImageType {
-  kMagnitude = 1,
-  kPhase = 2,
-  kReal = 3,
-  kImag = 4,
-  kComplex = 5,
+enum class ImageType : uint64_t {
+  kMagnitude = 1ULL,
+  kPhase = 2ULL,
+  kReal = 3ULL,
+  kImag = 4ULL,
+  kComplex = 5ULL,
+  kRgbaMap = 6ULL,
+  kSpinDensityMap = 7ULL,
+  kT1Map = 8ULL,
+  kT2Map = 9ULL,
+  kT2starMap = 10ULL,
+  kAdcMap = 11ULL,
+  kB0Map = 12ULL,
+  kB1Map = 13ULL,
+  kSensitivityMap = 14ULL,
+  kGfactorMap = 15ULL,
+  kUserMap = 16ULL,
 };
 
 template <typename Y>
diff --git a/matlab/toolbox/+mrd/+binary/ImageHeaderSerializer.m b/matlab/toolbox/+mrd/+binary/ImageHeaderSerializer.m
index edf1b775..069e1159 100644
--- a/matlab/toolbox/+mrd/+binary/ImageHeaderSerializer.m
+++ b/matlab/toolbox/+mrd/+binary/ImageHeaderSerializer.m
@@ -19,7 +19,7 @@
       field_serializers{14} = yardl.binary.OptionalSerializer(yardl.binary.Uint32Serializer);
       field_serializers{15} = yardl.binary.OptionalSerializer(yardl.binary.Uint64Serializer);
       field_serializers{16} = yardl.binary.VectorSerializer(yardl.binary.Uint64Serializer);
-      field_serializers{17} = yardl.binary.EnumSerializer('mrd.ImageType', @mrd.ImageType, yardl.binary.Int32Serializer);
+      field_serializers{17} = yardl.binary.EnumSerializer('mrd.ImageType', @mrd.ImageType, yardl.binary.Uint64Serializer);
       field_serializers{18} = yardl.binary.OptionalSerializer(yardl.binary.Uint32Serializer);
       field_serializers{19} = yardl.binary.OptionalSerializer(yardl.binary.Uint32Serializer);
       field_serializers{20} = yardl.binary.VectorSerializer(yardl.binary.Int32Serializer);
diff --git a/matlab/toolbox/+mrd/ImageType.m b/matlab/toolbox/+mrd/ImageType.m
index 46d7be05..5d82f69b 100644
--- a/matlab/toolbox/+mrd/ImageType.m
+++ b/matlab/toolbox/+mrd/ImageType.m
@@ -17,6 +17,39 @@
     function v = COMPLEX
       v = mrd.ImageType(5);
     end
+    function v = RGBA_MAP
+      v = mrd.ImageType(6);
+    end
+    function v = SPIN_DENSITY_MAP
+      v = mrd.ImageType(7);
+    end
+    function v = T1_MAP
+      v = mrd.ImageType(8);
+    end
+    function v = T2_MAP
+      v = mrd.ImageType(9);
+    end
+    function v = T2STAR_MAP
+      v = mrd.ImageType(10);
+    end
+    function v = ADC_MAP
+      v = mrd.ImageType(11);
+    end
+    function v = B0_MAP
+      v = mrd.ImageType(12);
+    end
+    function v = B1_MAP
+      v = mrd.ImageType(13);
+    end
+    function v = SENSITIVITY_MAP
+      v = mrd.ImageType(14);
+    end
+    function v = GFACTOR_MAP
+      v = mrd.ImageType(15);
+    end
+    function v = USER_MAP
+      v = mrd.ImageType(16);
+    end
 
     function z = zeros(varargin)
       elem = mrd.ImageType(0);
diff --git a/matlab/toolbox/+mrd/MrdWriterBase.m b/matlab/toolbox/+mrd/MrdWriterBase.m
index 4057451e..32aeebbb 100644
--- a/matlab/toolbox/+mrd/MrdWriterBase.m
+++ b/matlab/toolbox/+mrd/MrdWriterBase.m
@@ -51,7 +51,7 @@ function end_data(self)
 
   methods (Static)
     function res = schema()
-      res = string('{"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{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name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]}');
+      res = string('{"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{"name":"DiffusionDimension","values":[{"symbol":"average","value":0},{"symbol":"contrast","value":1},{"symbol":"phase","value":2},{"symbol":"repetition","value":3},{"symbol":"set","value":4},{"symbol":"segment","value":5},{"symbol":"user0","value":6},{"symbol":"user1","value":7},{"symbol":"user2","value":8},{"symbol":"user3","value":9},{"symbol":"user4","value":10},{"symbol":"user5","value":11},{"symbol":"user6","value":12},{"symbol":"user7","value":13}]},{"name":"DiffusionType","fields":[{"name":"gradientDirection","type":"Mrd.GradientDirectionType"},{"name":"bvalue","type":"float32"}]},{"name":"EncodingCounters","fields":[{"name":"kspaceEncodeStep1","type":[null,"uint32"]},{"name":"kspaceEncodeStep2","type":[null,"uint32"]},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"segment","type":[null,"uint32"]},{"name":"user","type":{"vector":{"items":"uint32"}}}]},{"name":"EncodingLimitsType","fields":[{"name":"kspaceEncodingStep0","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep1","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep2","type":[null,"Mrd.LimitType"]},{"name":"average","type":[null,"Mrd.LimitType"]},{"name":"slice","type":[null,"Mrd.LimitType"]},{"name":"contrast","type":[null,"Mrd.LimitType"]},{"name":"phase","type":[null,"Mrd.LimitType"]},{"name":"repetition","type":[null,"Mrd.LimitType"]},{"name":"set","type":[null,"Mrd.LimitType"]},{"name":"segment","type":[null,"Mrd.LimitType"]},{"name":"user0","type":[null,"Mrd.LimitType"]},{"name":"user1","type":[null,"Mrd.LimitType"]},{"name":"user2","type":[null,"Mrd.LimitType"]},{"name":"user3","type":[null,"Mrd.LimitType"]},{"name":"user4","type":[null,"Mrd.LimitType"]},{"name":"user5","type":[null,"Mrd.LimitType"]},{"name":"user6","type":[null,"Mrd.LimitType"]},{"name":"user7","type":[null,"Mrd.LimitType"]}]},{"name":"EncodingSpaceType","fields":[{"name":"matrixSize","type":"Mrd.MatrixSizeType"},{"name":"fieldOfViewMm","type":"Mrd.FieldOfViewMm"}]},{"name":"EncodingType","fields":[{"name":"encodedSpace","type":"Mrd.EncodingSpaceType"},{"name":"reconSpace","type":"Mrd.EncodingSpaceType"},{"name":"encodingLimits","type":"Mrd.EncodingLimitsType"},{"name":"trajectory","type":"Mrd.Trajectory"},{"name":"trajectoryDescription","type":[null,"Mrd.TrajectoryDescriptionType"]},{"name":"parallelImaging","type":[null,"Mrd.ParallelImagingType"]},{"name":"echoTrainLength","type":[null,"int64"]}]},{"name":"ExperimentalConditionsType","fields":[{"name":"h1resonanceFrequencyHz","type":"int64"}]},{"name":"FieldOfViewMm","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"GradientDirectionType","fields":[{"name":"rl","type":"float32"},{"name":"ap","type":"float32"},{"name":"fh","type":"float32"}]},{"name":"Header","fields":[{"name":"version","type":[null,"int64"]},{"name":"subjectInformation","type":[null,"Mrd.SubjectInformationType"]},{"name":"studyInformation","type":[null,"Mrd.StudyInformationType"]},{"name":"measurementInformation","type":[null,"Mrd.MeasurementInformationType"]},{"name":"acquisitionSystemInformation","type":[null,"Mrd.AcquisitionSystemInformationType"]},{"name":"experimentalConditions","type":"Mrd.ExperimentalConditionsType"},{"name":"encoding","type":{"vector":{"items":"Mrd.EncodingType"}}},{"name":"sequenceParameters","type":[null,"Mrd.SequenceParametersType"]},{"name":"userParameters","type":[null,"Mrd.UserParametersType"]},{"name":"waveformInformation","type":{"vector":{"items":"Mrd.WaveformInformationType"}}}]},{"name":"Image","typeParameters":["T"],"fields":[{"name":"head","type":"Mrd.ImageHeader"},{"name":"data","type":{"name":"Mrd.ImageData","typeArguments":["T"]}},{"name":"meta","type":"Mrd.ImageMeta"}]},{"name":"ImageArray","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"headers","type":{"array":{"items":"Mrd.ImageHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"meta","type":{"array":{"items":"Mrd.ImageMeta","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"ImageComplexDouble","type":{"name":"Mrd.Image","typeArguments":["complexfloat64"]}},{"name":"ImageComplexFloat","type":{"name":"Mrd.Image","typeArguments":["complexfloat32"]}},{"name":"ImageData","typeParameters":["Y"],"type":{"array":{"items":"Y","dimensions":[{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"ImageDouble","type":{"name":"Mrd.Image","typeArguments":["float64"]}},{"name":"ImageFlags","base":"uint64","values":[{"symbol":"isNavigationData","value":1},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768}]},{"name":"ImageFloat","type":{"name":"Mrd.Image","typeArguments":["float32"]}},{"name":"ImageHeader","fields":[{"name":"flags","type":"Mrd.ImageFlags"},{"name":"measurementUid","type":"uint32"},{"name":"fieldOfView","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"colDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"lineDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"imageType","type":"Mrd.ImageType"},{"name":"imageIndex","type":[null,"uint32"]},{"name":"imageSeriesIndex","type":[null,"uint32"]},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"ImageInt16","type":{"name":"Mrd.Image","typeArguments":["int16"]}},{"name":"ImageInt32","type":{"name":"Mrd.Image","typeArguments":["int32"]}},{"name":"ImageMeta","type":{"map":{"keys":"string","values":{"vector":{"items":"Mrd.ImageMetaValue"}}}}},{"name":"ImageMetaValue","type":[{"tag":"string","type":"string"},{"tag":"int64","type":"int64"},{"tag":"float64","type":"float64"}]},{"name":"ImageType","base":"uint64","values":[{"symbol":"magnitude","value":1},{"symbol":"phase","value":2},{"symbol":"real","value":3},{"symbol":"imag","value":4},{"symbol":"complex","value":5},{"symbol":"rgbaMap","value":6},{"symbol":"spinDensityMap","value":7},{"symbol":"t1Map","value":8},{"symbol":"t2Map","value":9},{"symbol":"t2starMap","value":10},{"symbol":"adcMap","value":11},{"symbol":"b0Map","value":12},{"symbol":"b1Map","value":13},{"symbol":"sensitivityMap","value":14},{"symbol":"gfactorMap","value":15},{"symbol":"userMap","value":16}]},{"name":"ImageUint16","type":{"name":"Mrd.Image","typeArguments":["uint16"]}},{"name":"ImageUint32","type":{"name":"Mrd.Image","typeArguments":["uint32"]}},{"name":"InterleavingDimension","values":[{"symbol":"phase","value":0},{"symbol":"repetition","value":1},{"symbol":"contrast","value":2},{"symbol":"average","value":3},{"symbol":"other","value":4}]},{"name":"LimitType","fields":[{"name":"minimum","type":"uint32"},{"name":"maximum","type":"uint32"},{"name":"center","type":"uint32"}]},{"name":"MatrixSizeType","fields":[{"name":"x","type":"uint32"},{"name":"y","type":"uint32"},{"name":"z","type":"uint32"}]},{"name":"MeasurementDependencyType","fields":[{"name":"dependencyType","type":"string"},{"name":"measurementID","type":"string"}]},{"name":"MeasurementInformationType","fields":[{"name":"measurementID","type":[null,"string"]},{"name":"seriesDate","type":[null,"date"]},{"name":"seriesTime","type":[null,"time"]},{"name":"patientPosition","type":"Mrd.PatientPosition"},{"name":"relativeTablePosition","type":[null,"Mrd.ThreeDimensionalFloat"]},{"name":"initialSeriesNumber","type":[null,"int64"]},{"name":"protocolName","type":[null,"string"]},{"name":"sequenceName","type":[null,"string"]},{"name":"seriesDescription","type":[null,"string"]},{"name":"measurementDependency","type":{"vector":{"items":"Mrd.MeasurementDependencyType"}}},{"name":"seriesInstanceUIDRoot","type":[null,"string"]},{"name":"frameOfReferenceUID","type":[null,"string"]},{"name":"referencedImageSequence","type":[null,"Mrd.ReferencedImageSequenceType"]}]},{"name":"MultibandSpacingType","fields":[{"name":"dZ","type":{"vector":{"items":"float32"}}}]},{"name":"MultibandType","fields":[{"name":"spacing","type":{"vector":{"items":"Mrd.MultibandSpacingType"}}},{"name":"deltaKz","type":"float32"},{"name":"multibandFactor","type":"uint32"},{"name":"calibration","type":"Mrd.Calibration"},{"name":"calibrationEncoding","type":"uint64"}]},{"name":"ParallelImagingType","fields":[{"name":"accelerationFactor","type":"Mrd.AccelerationFactorType"},{"name":"calibrationMode","type":[null,"Mrd.CalibrationMode"]},{"name":"interleavingDimension","type":[null,"Mrd.InterleavingDimension"]},{"name":"multiband","type":[null,"Mrd.MultibandType"]}]},{"name":"PatientGender","values":[{"symbol":"m","value":0},{"symbol":"f","value":1},{"symbol":"o","value":2}]},{"name":"PatientPosition","values":[{"symbol":"hFP","value":0},{"symbol":"hFS","value":1},{"symbol":"hFDR","value":2},{"symbol":"hFDL","value":3},{"symbol":"fFP","value":4},{"symbol":"fFS","value":5},{"symbol":"fFDR","value":6},{"symbol":"fFDL","value":7}]},{"name":"ReconAssembly","fields":[{"name":"data","type":"Mrd.ReconBuffer"},{"name":"ref","type":[null,"Mrd.ReconBuffer"]}]},{"name":"ReconBuffer","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"chan"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}},{"name":"trajectory","type":{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"basis"},{"name":"samples"}]}}},{"name":"density","type":[null,{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}]},{"name":"headers","type":{"array":{"items":"Mrd.AcquisitionHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"}]}}},{"name":"sampling","type":"Mrd.SamplingDescription"}]},{"name":"ReconData","fields":[{"name":"buffers","type":{"vector":{"items":"Mrd.ReconAssembly"}}}]},{"name":"ReferencedImageSequenceType","fields":[{"name":"referencedSOPInstanceUID","type":{"vector":{"items":"string"}}}]},{"name":"SamplingDescription","fields":[{"name":"encodedFOV","type":"Mrd.FieldOfViewMm"},{"name":"reconFOV","type":"Mrd.FieldOfViewMm"},{"name":"encodedMatrix","type":"Mrd.MatrixSizeType"},{"name":"reconMatrix","type":"Mrd.MatrixSizeType"},{"name":"samplingLimits","type":"Mrd.SamplingLimits"}]},{"name":"SamplingLimits","fields":[{"name":"kspaceEncodingStep0","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep1","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep2","type":"Mrd.LimitType"}]},{"name":"SequenceParametersType","fields":[{"name":"tR","type":{"vector":{"items":"float32"}}},{"name":"tE","type":{"vector":{"items":"float32"}}},{"name":"tI","type":{"vector":{"items":"float32"}}},{"name":"flipAngleDeg","type":{"vector":{"items":"float32"}}},{"name":"sequenceType","type":[null,"string"]},{"name":"echoSpacing","type":{"vector":{"items":"float32"}}},{"name":"diffusionDimension","type":[null,"Mrd.DiffusionDimension"]},{"name":"diffusion","type":{"vector":{"items":"Mrd.DiffusionType"}}},{"name":"diffusionScheme","type":[null,"string"]}]},{"name":"StreamItem","type":[{"tag":"Acquisition","type":"Mrd.Acquisition"},{"tag":"WaveformUint32","type":"Mrd.WaveformUint32"},{"tag":"ImageUint16","type":"Mrd.ImageUint16"},{"tag":"ImageInt16","type":"Mrd.ImageInt16"},{"tag":"ImageUint32","type":"Mrd.ImageUint32"},{"tag":"ImageInt32","type":"Mrd.ImageInt32"},{"tag":"ImageFloat","type":"Mrd.ImageFloat"},{"tag":"ImageDouble","type":"Mrd.ImageDouble"},{"tag":"ImageComplexFloat","type":"Mrd.ImageComplexFloat"},{"tag":"ImageComplexDouble","type":"Mrd.ImageComplexDouble"},{"tag":"AcquisitionBucket","type":"Mrd.AcquisitionBucket"},{"tag":"ReconData","type":"Mrd.ReconData"},{"tag":"ArrayComplexFloat","type":"Mrd.ArrayComplexFloat"},{"tag":"ImageArray","type":"Mrd.ImageArray"}]},{"name":"StudyInformationType","fields":[{"name":"studyDate","type":[null,"date"]},{"name":"studyTime","type":[null,"time"]},{"name":"studyID","type":[null,"string"]},{"name":"accessionNumber","type":[null,"int64"]},{"name":"referringPhysicianName","type":[null,"string"]},{"name":"studyDescription","type":[null,"string"]},{"name":"studyInstanceUID","type":[null,"string"]},{"name":"bodyPartExamined","type":[null,"string"]}]},{"name":"SubjectInformationType","fields":[{"name":"patientName","type":[null,"string"]},{"name":"patientWeightKg","type":[null,"float32"]},{"name":"patientHeightM","type":[null,"float32"]},{"name":"patientID","type":[null,"string"]},{"name":"patientBirthdate","type":[null,"date"]},{"name":"patientGender","type":[null,"Mrd.PatientGender"]}]},{"name":"ThreeDimensionalFloat","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"Trajectory","values":[{"symbol":"cartesian","value":0},{"symbol":"epi","value":1},{"symbol":"radial","value":2},{"symbol":"goldenangle","value":3},{"symbol":"spiral","value":4},{"symbol":"other","value":5}]},{"name":"TrajectoryData","type":{"array":{"items":"float32","dimensions":[{"name":"basis"},{"name":"samples"}]}}},{"name":"TrajectoryDescriptionType","fields":[{"name":"identifier","type":"string"},{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"comment","type":[null,"string"]}]},{"name":"UserParameterBase64Type","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParameterDoubleType","fields":[{"name":"name","type":"string"},{"name":"value","type":"float64"}]},{"name":"UserParameterLongType","fields":[{"name":"name","type":"string"},{"name":"value","type":"int64"}]},{"name":"UserParameterStringType","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParametersType","fields":[{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]}');
     end
   end
 
diff --git a/model/mrd_image.yml b/model/mrd_image.yml
index f98c2f83..a7c996c8 100644
--- a/model/mrd_image.yml
+++ b/model/mrd_image.yml
@@ -16,12 +16,14 @@ ImageFlags: !flags
     lastInSet: 0x8000
 
 ImageType: !enum
+  base: uint64
   values:
     magnitude: 1
     phase: 2
     real: 3
     imag: 4
     complex: 5
+    rgbaMap: 6          # a uint32 image in which channel dimension is R, G, B, alpha
 
 ImageData<Y>: !array
   items: Y
@@ -61,7 +63,7 @@ ImageHeader: !record
     repetition: uint?
     # Sets of different preparation, e.g. flow encoding, diffusion weighting
     set: uint?
-    # Clock time stamp (e.g. nanoseconds since midnight) 
+    # Clock time stamp (e.g. nanoseconds since midnight)
     acquisitionTimeStampNs: uint64?
     # Time stamps relative to physiological triggering in nanoseconds, e.g. ECG, pulse oximetry, respiratory
     physiologyTimeStampNs: uint64*
diff --git a/model/mrd_intermediate.yml b/model/mrd_intermediate.yml
index d6c7d200..f81f52d5 100644
--- a/model/mrd_intermediate.yml
+++ b/model/mrd_intermediate.yml
@@ -64,8 +64,35 @@ ImageArray: !record
     meta: ImageMeta[loc, s, n]
     waveforms: WaveformUint32*
 
+# change to record and data field to array
+# Generic header
+# ndarray store all data
+# any structure call metadata
+# nadarray header with speicfied
+# string for dimension
+# high level description=array type
+# user comment as string
+# NDarray keep as field
+# meta field attachted to all arrays
+# computed fields: 
+ArrayType: !enum
+  base: uint64
+  values:
+    spinDensityMap: 1   # in mol/m^3
+    t1Map: 2            # in s
+    t2Map: 3            # in s
+    t2starMap: 4        # in s
+    adcMap: 5           # in s/m^2
+    b0Map: 6            # in Hz (offset from Image.head.measurementFreq[0])
+    b1Map: 7            # in rad/s/V, channel dimension is xmit channels
+    sensitivityMap: 8   # in Vm^3/mol, channel dimension is rcv channels
+    gfactorMap: 9       # unaccelerated SNR/(accelerated SNR * sqrt of acceleration factor)
+    userMap: 10         # custom image type with description at ImageMeta
 
-Array<T>: !array
-  items: T
+NDArray: !record
+  fields:
+    data: Array<T>
+    type: ArrayType
 
 ArrayComplexFloat: Array<complexfloat>
+
diff --git a/python/mrd/binary.py b/python/mrd/binary.py
index c8321d8e..618b33c7 100644
--- a/python/mrd/binary.py
+++ b/python/mrd/binary.py
@@ -679,7 +679,7 @@ def read(self, stream: _binary.CodedInputStream) -> Header:
 
 class ImageHeaderSerializer(_binary.RecordSerializer[ImageHeader]):
     def __init__(self) -> None:
-        super().__init__([("flags", _binary.EnumSerializer(_binary.uint64_serializer, ImageFlags)), ("measurement_uid", _binary.uint32_serializer), ("field_of_view", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("position", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("col_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("line_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("slice_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("patient_table_position", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("average", _binary.OptionalSerializer(_binary.uint32_serializer)), ("slice", _binary.OptionalSerializer(_binary.uint32_serializer)), ("contrast", _binary.OptionalSerializer(_binary.uint32_serializer)), ("phase", _binary.OptionalSerializer(_binary.uint32_serializer)), ("repetition", _binary.OptionalSerializer(_binary.uint32_serializer)), ("set", _binary.OptionalSerializer(_binary.uint32_serializer)), ("acquisition_time_stamp_ns", _binary.OptionalSerializer(_binary.uint64_serializer)), ("physiology_time_stamp_ns", _binary.VectorSerializer(_binary.uint64_serializer)), ("image_type", _binary.EnumSerializer(_binary.int32_serializer, ImageType)), ("image_index", _binary.OptionalSerializer(_binary.uint32_serializer)), ("image_series_index", _binary.OptionalSerializer(_binary.uint32_serializer)), ("user_int", _binary.VectorSerializer(_binary.int32_serializer)), ("user_float", _binary.VectorSerializer(_binary.float32_serializer))])
+        super().__init__([("flags", _binary.EnumSerializer(_binary.uint64_serializer, ImageFlags)), ("measurement_uid", _binary.uint32_serializer), ("field_of_view", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("position", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("col_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("line_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("slice_dir", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("patient_table_position", _binary.FixedNDArraySerializer(_binary.float32_serializer, (3,))), ("average", _binary.OptionalSerializer(_binary.uint32_serializer)), ("slice", _binary.OptionalSerializer(_binary.uint32_serializer)), ("contrast", _binary.OptionalSerializer(_binary.uint32_serializer)), ("phase", _binary.OptionalSerializer(_binary.uint32_serializer)), ("repetition", _binary.OptionalSerializer(_binary.uint32_serializer)), ("set", _binary.OptionalSerializer(_binary.uint32_serializer)), ("acquisition_time_stamp_ns", _binary.OptionalSerializer(_binary.uint64_serializer)), ("physiology_time_stamp_ns", _binary.VectorSerializer(_binary.uint64_serializer)), ("image_type", _binary.EnumSerializer(_binary.uint64_serializer, ImageType)), ("image_index", _binary.OptionalSerializer(_binary.uint32_serializer)), ("image_series_index", _binary.OptionalSerializer(_binary.uint32_serializer)), ("user_int", _binary.VectorSerializer(_binary.int32_serializer)), ("user_float", _binary.VectorSerializer(_binary.float32_serializer))])
 
     def write(self, stream: _binary.CodedOutputStream, value: ImageHeader) -> None:
         if isinstance(value, np.void):
diff --git a/python/mrd/ndjson.py b/python/mrd/ndjson.py
index 88926aa7..df0a25d3 100644
--- a/python/mrd/ndjson.py
+++ b/python/mrd/ndjson.py
@@ -2406,6 +2406,17 @@ def from_json_to_numpy(self, json_object: object) -> np.void:
     "real": ImageType.REAL,
     "imag": ImageType.IMAG,
     "complex": ImageType.COMPLEX,
+    "rgbaMap": ImageType.RGBA_MAP,
+    "spinDensityMap": ImageType.SPIN_DENSITY_MAP,
+    "t1Map": ImageType.T1_MAP,
+    "t2Map": ImageType.T2_MAP,
+    "t2starMap": ImageType.T2STAR_MAP,
+    "adcMap": ImageType.ADC_MAP,
+    "b0Map": ImageType.B0_MAP,
+    "b1Map": ImageType.B1_MAP,
+    "sensitivityMap": ImageType.SENSITIVITY_MAP,
+    "gfactorMap": ImageType.GFACTOR_MAP,
+    "userMap": ImageType.USER_MAP,
 }
 image_type_value_to_name_map = {v: n for n, v in image_type_name_to_value_map.items()}
 
@@ -2427,7 +2438,7 @@ def __init__(self) -> None:
         self._set_converter = _ndjson.OptionalConverter(_ndjson.uint32_converter)
         self._acquisition_time_stamp_ns_converter = _ndjson.OptionalConverter(_ndjson.uint64_converter)
         self._physiology_time_stamp_ns_converter = _ndjson.VectorConverter(_ndjson.uint64_converter)
-        self._image_type_converter = _ndjson.EnumConverter(ImageType, np.int32, image_type_name_to_value_map, image_type_value_to_name_map)
+        self._image_type_converter = _ndjson.EnumConverter(ImageType, np.uint64, image_type_name_to_value_map, image_type_value_to_name_map)
         self._image_index_converter = _ndjson.OptionalConverter(_ndjson.uint32_converter)
         self._image_series_index_converter = _ndjson.OptionalConverter(_ndjson.uint32_converter)
         self._user_int_converter = _ndjson.VectorConverter(_ndjson.int32_converter)
diff --git a/python/mrd/protocols.py b/python/mrd/protocols.py
index 191d38fe..3e6f5fc0 100644
--- a/python/mrd/protocols.py
+++ b/python/mrd/protocols.py
@@ -24,7 +24,7 @@ class MrdWriterBase(abc.ABC):
     def __init__(self) -> None:
         self._state = 0
 
-    schema = r"""{"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{"name":"DiffusionDimension","values":[{"symbol":"average","value":0},{"symbol":"contrast","value":1},{"symbol":"phase","value":2},{"symbol":"repetition","value":3},{"symbol":"set","value":4},{"symbol":"segment","value":5},{"symbol":"user0","value":6},{"symbol":"user1","value":7},{"symbol":"user2","value":8},{"symbol":"user3","value":9},{"symbol":"user4","value":10},{"symbol":"user5","value":11},{"symbol":"user6","value":12},{"symbol":"user7","value":13}]},{"name":"DiffusionType","fields":[{"name":"gradientDirection","type":"Mrd.GradientDirectionType"},{"name":"bvalue","type":"float32"}]},{"name":"EncodingCounters","fields":[{"name":"kspaceEncodeStep1","type":[null,"uint32"]},{"name":"kspaceEncodeStep2","type":[null,"uint32"]},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"segment","type":[null,"uint32"]},{"name":"user","type":{"vector":{"items":"uint32"}}}]},{"name":"EncodingLimitsType","fields":[{"name":"kspaceEncodingStep0","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep1","type":[null,"Mrd.LimitType"]},{"name":"kspaceEncodingStep2","type":[null,"Mrd.LimitType"]},{"name":"average","type":[null,"Mrd.LimitType"]},{"name":"slice","type":[null,"Mrd.LimitType"]},{"name":"contrast","type":[null,"Mrd.LimitType"]},{"name":"phase","type":[null,"Mrd.LimitType"]},{"name":"repetition","type":[null,"Mrd.LimitType"]},{"name":"set","type":[null,"Mrd.LimitType"]},{"name":"segment","type":[null,"Mrd.LimitType"]},{"name":"user0","type":[null,"Mrd.LimitType"]},{"name":"user1","type":[null,"Mrd.LimitType"]},{"name":"user2","type":[null,"Mrd.LimitType"]},{"name":"user3","type":[null,"Mrd.LimitType"]},{"name":"user4","type":[null,"Mrd.LimitType"]},{"name":"user5","type":[null,"Mrd.LimitType"]},{"name":"user6","type":[null,"Mrd.LimitType"]},{"name":"user7","type":[null,"Mrd.LimitType"]}]},{"name":"EncodingSpaceType","fields":[{"name":"matrixSize","type":"Mrd.MatrixSizeType"},{"name":"fieldOfViewMm","type":"Mrd.FieldOfViewMm"}]},{"name":"EncodingType","fields":[{"name":"encodedSpace","type":"Mrd.EncodingSpaceType"},{"name":"reconSpace","type":"Mrd.EncodingSpaceType"},{"name":"encodingLimits","type":"Mrd.EncodingLimitsType"},{"name":"trajectory","type":"Mrd.Trajectory"},{"name":"trajectoryDescription","type":[null,"Mrd.TrajectoryDescriptionType"]},{"name":"parallelImaging","type":[null,"Mrd.ParallelImagingType"]},{"name":"echoTrainLength","type":[null,"int64"]}]},{"name":"ExperimentalConditionsType","fields":[{"name":"h1resonanceFrequencyHz","type":"int64"}]},{"name":"FieldOfViewMm","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"GradientDirectionType","fields":[{"name":"rl","type":"float32"},{"name":"ap","type":"float32"},{"name":"fh","type":"float32"}]},{"name":"Header","fields":[{"name":"version","type":[null,"int64"]},{"name":"subjectInformation","type":[null,"Mrd.SubjectInformationType"]},{"name":"studyInformation","type":[null,"Mrd.StudyInformationType"]},{"name":"measurementInformation","type":[null,"Mrd.MeasurementInformationType"]},{"name":"acquisitionSystemInformation","type":[null,"Mrd.AcquisitionSystemInformationType"]},{"name":"experimentalConditions","type":"Mrd.ExperimentalConditionsType"},{"name":"encoding","type":{"vector":{"items":"Mrd.EncodingType"}}},{"name":"sequenceParameters","type":[null,"Mrd.SequenceParametersType"]},{"name":"userParameters","type":[null,"Mrd.UserParametersType"]},{"name":"waveformInformation","type":{"vector":{"items":"Mrd.WaveformInformationType"}}}]},{"name":"Image","typeParameters":["T"],"fields":[{"name":"head","type":"Mrd.ImageHeader"},{"name":"data","type":{"name":"Mrd.ImageData","typeArguments":["T"]}},{"name":"meta","type":"Mrd.ImageMeta"}]},{"name":"ImageArray","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"headers","type":{"array":{"items":"Mrd.ImageHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"meta","type":{"array":{"items":"Mrd.ImageMeta","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"}]}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"ImageComplexDouble","type":{"name":"Mrd.Image","typeArguments":["complexfloat64"]}},{"name":"ImageComplexFloat","type":{"name":"Mrd.Image","typeArguments":["complexfloat32"]}},{"name":"ImageData","typeParameters":["Y"],"type":{"array":{"items":"Y","dimensions":[{"name":"channel"},{"name":"z"},{"name":"y"},{"name":"x"}]}}},{"name":"ImageDouble","type":{"name":"Mrd.Image","typeArguments":["float64"]}},{"name":"ImageFlags","base":"uint64","values":[{"symbol":"isNavigationData","value":1},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768}]},{"name":"ImageFloat","type":{"name":"Mrd.Image","typeArguments":["float32"]}},{"name":"ImageHeader","fields":[{"name":"flags","type":"Mrd.ImageFlags"},{"name":"measurementUid","type":"uint32"},{"name":"fieldOfView","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"colDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"lineDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"imageType","type":"Mrd.ImageType"},{"name":"imageIndex","type":[null,"uint32"]},{"name":"imageSeriesIndex","type":[null,"uint32"]},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"ImageInt16","type":{"name":"Mrd.Image","typeArguments":["int16"]}},{"name":"ImageInt32","type":{"name":"Mrd.Image","typeArguments":["int32"]}},{"name":"ImageMeta","type":{"map":{"keys":"string","values":{"vector":{"items":"Mrd.ImageMetaValue"}}}}},{"name":"ImageMetaValue","type":[{"tag":"string","type":"string"},{"tag":"int64","type":"int64"},{"tag":"float64","type":"float64"}]},{"name":"ImageType","values":[{"symbol":"magnitude","value":1},{"symbol":"phase","value":2},{"symbol":"real","value":3},{"symbol":"imag","value":4},{"symbol":"complex","value":5}]},{"name":"ImageUint16","type":{"name":"Mrd.Image","typeArguments":["uint16"]}},{"name":"ImageUint32","type":{"name":"Mrd.Image","typeArguments":["uint32"]}},{"name":"InterleavingDimension","values":[{"symbol":"phase","value":0},{"symbol":"repetition","value":1},{"symbol":"contrast","value":2},{"symbol":"average","value":3},{"symbol":"other","value":4}]},{"name":"LimitType","fields":[{"name":"minimum","type":"uint32"},{"name":"maximum","type":"uint32"},{"name":"center","type":"uint32"}]},{"name":"MatrixSizeType","fields":[{"name":"x","type":"uint32"},{"name":"y","type":"uint32"},{"name":"z","type":"uint32"}]},{"name":"MeasurementDependencyType","fields":[{"name":"dependencyType","type":"string"},{"name":"measurementID","type":"string"}]},{"name":"MeasurementInformationType","fields":[{"name":"measurementID","type":[null,"string"]},{"name":"seriesDate","type":[null,"date"]},{"name":"seriesTime","type":[null,"time"]},{"name":"patientPosition","type":"Mrd.PatientPosition"},{"name":"relativeTablePosition","type":[null,"Mrd.ThreeDimensionalFloat"]},{"name":"initialSeriesNumber","type":[null,"int64"]},{"name":"protocolName","type":[null,"string"]},{"name":"sequenceName","type":[null,"string"]},{"name":"seriesDescription","type":[null,"string"]},{"name":"measurementDependency","type":{"vector":{"items":"Mrd.MeasurementDependencyType"}}},{"name":"seriesInstanceUIDRoot","type":[null,"string"]},{"name":"frameOfReferenceUID","type":[null,"string"]},{"name":"referencedImageSequence","type":[null,"Mrd.ReferencedImageSequenceType"]}]},{"name":"MultibandSpacingType","fields":[{"name":"dZ","type":{"vector":{"items":"float32"}}}]},{"name":"MultibandType","fields":[{"name":"spacing","type":{"vector":{"items":"Mrd.MultibandSpacingType"}}},{"name":"deltaKz","type":"float32"},{"name":"multibandFactor","type":"uint32"},{"name":"calibration","type":"Mrd.Calibration"},{"name":"calibrationEncoding","type":"uint64"}]},{"name":"ParallelImagingType","fields":[{"name":"accelerationFactor","type":"Mrd.AccelerationFactorType"},{"name":"calibrationMode","type":[null,"Mrd.CalibrationMode"]},{"name":"interleavingDimension","type":[null,"Mrd.InterleavingDimension"]},{"name":"multiband","type":[null,"Mrd.MultibandType"]}]},{"name":"PatientGender","values":[{"symbol":"m","value":0},{"symbol":"f","value":1},{"symbol":"o","value":2}]},{"name":"PatientPosition","values":[{"symbol":"hFP","value":0},{"symbol":"hFS","value":1},{"symbol":"hFDR","value":2},{"symbol":"hFDL","value":3},{"symbol":"fFP","value":4},{"symbol":"fFS","value":5},{"symbol":"fFDR","value":6},{"symbol":"fFDL","value":7}]},{"name":"ReconAssembly","fields":[{"name":"data","type":"Mrd.ReconBuffer"},{"name":"ref","type":[null,"Mrd.ReconBuffer"]}]},{"name":"ReconBuffer","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"chan"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}},{"name":"trajectory","type":{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"basis"},{"name":"samples"}]}}},{"name":"density","type":[null,{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}]},{"name":"headers","type":{"array":{"items":"Mrd.AcquisitionHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"}]}}},{"name":"sampling","type":"Mrd.SamplingDescription"}]},{"name":"ReconData","fields":[{"name":"buffers","type":{"vector":{"items":"Mrd.ReconAssembly"}}}]},{"name":"ReferencedImageSequenceType","fields":[{"name":"referencedSOPInstanceUID","type":{"vector":{"items":"string"}}}]},{"name":"SamplingDescription","fields":[{"name":"encodedFOV","type":"Mrd.FieldOfViewMm"},{"name":"reconFOV","type":"Mrd.FieldOfViewMm"},{"name":"encodedMatrix","type":"Mrd.MatrixSizeType"},{"name":"reconMatrix","type":"Mrd.MatrixSizeType"},{"name":"samplingLimits","type":"Mrd.SamplingLimits"}]},{"name":"SamplingLimits","fields":[{"name":"kspaceEncodingStep0","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep1","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep2","type":"Mrd.LimitType"}]},{"name":"SequenceParametersType","fields":[{"name":"tR","type":{"vector":{"items":"float32"}}},{"name":"tE","type":{"vector":{"items":"float32"}}},{"name":"tI","type":{"vector":{"items":"float32"}}},{"name":"flipAngleDeg","type":{"vector":{"items":"float32"}}},{"name":"sequenceType","type":[null,"string"]},{"name":"echoSpacing","type":{"vector":{"items":"float32"}}},{"name":"diffusionDimension","type":[null,"Mrd.DiffusionDimension"]},{"name":"diffusion","type":{"vector":{"items":"Mrd.DiffusionType"}}},{"name":"diffusionScheme","type":[null,"string"]}]},{"name":"StreamItem","type":[{"tag":"Acquisition","type":"Mrd.Acquisition"},{"tag":"WaveformUint32","type":"Mrd.WaveformUint32"},{"tag":"ImageUint16","type":"Mrd.ImageUint16"},{"tag":"ImageInt16","type":"Mrd.ImageInt16"},{"tag":"ImageUint32","type":"Mrd.ImageUint32"},{"tag":"ImageInt32","type":"Mrd.ImageInt32"},{"tag":"ImageFloat","type":"Mrd.ImageFloat"},{"tag":"ImageDouble","type":"Mrd.ImageDouble"},{"tag":"ImageComplexFloat","type":"Mrd.ImageComplexFloat"},{"tag":"ImageComplexDouble","type":"Mrd.ImageComplexDouble"},{"tag":"AcquisitionBucket","type":"Mrd.AcquisitionBucket"},{"tag":"ReconData","type":"Mrd.ReconData"},{"tag":"ArrayComplexFloat","type":"Mrd.ArrayComplexFloat"},{"tag":"ImageArray","type":"Mrd.ImageArray"}]},{"name":"StudyInformationType","fields":[{"name":"studyDate","type":[null,"date"]},{"name":"studyTime","type":[null,"time"]},{"name":"studyID","type":[null,"string"]},{"name":"accessionNumber","type":[null,"int64"]},{"name":"referringPhysicianName","type":[null,"string"]},{"name":"studyDescription","type":[null,"string"]},{"name":"studyInstanceUID","type":[null,"string"]},{"name":"bodyPartExamined","type":[null,"string"]}]},{"name":"SubjectInformationType","fields":[{"name":"patientName","type":[null,"string"]},{"name":"patientWeightKg","type":[null,"float32"]},{"name":"patientHeightM","type":[null,"float32"]},{"name":"patientID","type":[null,"string"]},{"name":"patientBirthdate","type":[null,"date"]},{"name":"patientGender","type":[null,"Mrd.PatientGender"]}]},{"name":"ThreeDimensionalFloat","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"Trajectory","values":[{"symbol":"cartesian","value":0},{"symbol":"epi","value":1},{"symbol":"radial","value":2},{"symbol":"goldenangle","value":3},{"symbol":"spiral","value":4},{"symbol":"other","value":5}]},{"name":"TrajectoryData","type":{"array":{"items":"float32","dimensions":[{"name":"basis"},{"name":"samples"}]}}},{"name":"TrajectoryDescriptionType","fields":[{"name":"identifier","type":"string"},{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"comment","type":[null,"string"]}]},{"name":"UserParameterBase64Type","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParameterDoubleType","fields":[{"name":"name","type":"string"},{"name":"value","type":"float64"}]},{"name":"UserParameterLongType","fields":[{"name":"name","type":"string"},{"name":"value","type":"int64"}]},{"name":"UserParameterStringType","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParametersType","fields":[{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]}"""
+    schema = r"""{"protocol":{"name":"Mrd","sequence":[{"name":"header","type":[null,"Mrd.Header"]},{"name":"data","type":{"stream":{"items":"Mrd.StreamItem"}}}]},"types":[{"name":"AccelerationFactorType","fields":[{"name":"kspaceEncodingStep1","type":"uint32"},{"name":"kspaceEncodingStep2","type":"uint32"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"Acquisition","fields":[{"name":"head","type":"Mrd.AcquisitionHeader"},{"name":"data","type":"Mrd.AcquisitionData"},{"name":"trajectory","type":"Mrd.TrajectoryData"}]},{"name":"AcquisitionBucket","fields":[{"name":"data","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"ref","type":{"vector":{"items":"Mrd.Acquisition"}}},{"name":"datastats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"refstats","type":{"vector":{"items":"Mrd.EncodingLimitsType"}}},{"name":"waveforms","type":{"vector":{"items":"Mrd.WaveformUint32"}}}]},{"name":"AcquisitionData","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"coils"},{"name":"samples"}]}}},{"name":"AcquisitionFlags","base":"uint64","values":[{"symbol":"firstInEncodeStep1","value":1},{"symbol":"lastInEncodeStep1","value":2},{"symbol":"firstInEncodeStep2","value":4},{"symbol":"lastInEncodeStep2","value":8},{"symbol":"firstInAverage","value":16},{"symbol":"lastInAverage","value":32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768},{"symbol":"firstInSegment","value":65536},{"symbol":"lastInSegment","value":131072},{"symbol":"isNoiseMeasurement","value":262144},{"symbol":"isParallelCalibration","value":524288},{"symbol":"isParallelCalibrationAndImaging","value":1048576},{"symbol":"isReverse","value":2097152},{"symbol":"isNavigationData","value":4194304},{"symbol":"isPhasecorrData","value":8388608},{"symbol":"lastInMeasurement","value":16777216},{"symbol":"isHpfeedbackData","value":33554432},{"symbol":"isDummyscanData","value":67108864},{"symbol":"isRtfeedbackData","value":134217728},{"symbol":"isSurfacecoilcorrectionscanData","value":268435456},{"symbol":"isPhaseStabilizationReference","value":536870912},{"symbol":"isPhaseStabilization","value":1073741824}]},{"name":"AcquisitionHeader","fields":[{"name":"flags","type":"Mrd.AcquisitionFlags"},{"name":"idx","type":"Mrd.EncodingCounters"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"channelOrder","type":{"vector":{"items":"uint32"}}},{"name":"discardPre","type":[null,"uint32"]},{"name":"discardPost","type":[null,"uint32"]},{"name":"centerSample","type":[null,"uint32"]},{"name":"encodingSpaceRef","type":[null,"uint32"]},{"name":"sampleTimeNs","type":[null,"uint64"]},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"readDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"phaseDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"AcquisitionSystemInformationType","fields":[{"name":"systemVendor","type":[null,"string"]},{"name":"systemModel","type":[null,"string"]},{"name":"systemFieldStrengthT","type":[null,"float32"]},{"name":"relativeReceiverNoiseBandwidth","type":[null,"float32"]},{"name":"receiverChannels","type":[null,"uint32"]},{"name":"coilLabel","type":{"vector":{"items":"Mrd.CoilLabelType"}}},{"name":"institutionName","type":[null,"string"]},{"name":"stationName","type":[null,"string"]},{"name":"deviceID","type":[null,"string"]},{"name":"deviceSerialNumber","type":[null,"string"]}]},{"name":"Array","typeParameters":["T"],"type":{"array":{"items":"T"}}},{"name":"ArrayComplexFloat","type":{"name":"Mrd.Array","typeArguments":["complexfloat32"]}},{"name":"Calibration","values":[{"symbol":"separable2D","value":0},{"symbol":"full3D","value":1},{"symbol":"other","value":2}]},{"name":"CalibrationMode","values":[{"symbol":"noacceleration","value":0},{"symbol":"embedded","value":1},{"symbol":"interleaved","value":2},{"symbol":"separate","value":3},{"symbol":"external","value":4},{"symbol":"other","value":5}]},{"name":"CoilLabelType","fields":[{"name":"coilNumber","type":"uint32"},{"name":"coilName","type":"string"}]},{"nam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32},{"symbol":"firstInSlice","value":64},{"symbol":"lastInSlice","value":128},{"symbol":"firstInContrast","value":256},{"symbol":"lastInContrast","value":512},{"symbol":"firstInPhase","value":1024},{"symbol":"lastInPhase","value":2048},{"symbol":"firstInRepetition","value":4096},{"symbol":"lastInRepetition","value":8192},{"symbol":"firstInSet","value":16384},{"symbol":"lastInSet","value":32768}]},{"name":"ImageFloat","type":{"name":"Mrd.Image","typeArguments":["float32"]}},{"name":"ImageHeader","fields":[{"name":"flags","type":"Mrd.ImageFlags"},{"name":"measurementUid","type":"uint32"},{"name":"fieldOfView","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"position","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"colDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"lineDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"sliceDir","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"patientTablePosition","type":{"array":{"items":"float32","dimensions":[{"length":3}]}}},{"name":"average","type":[null,"uint32"]},{"name":"slice","type":[null,"uint32"]},{"name":"contrast","type":[null,"uint32"]},{"name":"phase","type":[null,"uint32"]},{"name":"repetition","type":[null,"uint32"]},{"name":"set","type":[null,"uint32"]},{"name":"acquisitionTimeStampNs","type":[null,"uint64"]},{"name":"physiologyTimeStampNs","type":{"vector":{"items":"uint64"}}},{"name":"imageType","type":"Mrd.ImageType"},{"name":"imageIndex","type":[null,"uint32"]},{"name":"imageSeriesIndex","type":[null,"uint32"]},{"name":"userInt","type":{"vector":{"items":"int32"}}},{"name":"userFloat","type":{"vector":{"items":"float32"}}}]},{"name":"ImageInt16","type":{"name":"Mrd.Image","typeArguments":["int16"]}},{"name":"ImageInt32","type":{"name":"Mrd.Image","typeArguments":["int32"]}},{"name":"ImageMeta","type":{"map":{"keys":"string","values":{"vector":{"items":"Mrd.ImageMetaValue"}}}}},{"name":"ImageMetaValue","type":[{"tag":"string","type":"string"},{"tag":"int64","type":"int64"},{"tag":"float64","type":"float64"}]},{"name":"ImageType","base":"uint64","values":[{"symbol":"magnitude","value":1},{"symbol":"phase","value":2},{"symbol":"real","value":3},{"symbol":"imag","value":4},{"symbol":"complex","value":5},{"symbol":"rgbaMap","value":6},{"symbol":"spinDensityMap","value":7},{"symbol":"t1Map","value":8},{"symbol":"t2Map","value":9},{"symbol":"t2starMap","value":10},{"symbol":"adcMap","value":11},{"symbol":"b0Map","value":12},{"symbol":"b1Map","value":13},{"symbol":"sensitivityMap","value":14},{"symbol":"gfactorMap","value":15},{"symbol":"userMap","value":16}]},{"name":"ImageUint16","type":{"name":"Mrd.Image","typeArguments":["uint16"]}},{"name":"ImageUint32","type":{"name":"Mrd.Image","typeArguments":["uint32"]}},{"name":"InterleavingDimension","values":[{"symbol":"phase","value":0},{"symbol":"repetition","value":1},{"symbol":"contrast","value":2},{"symbol":"average","value":3},{"symbol":"other","value":4}]},{"name":"LimitType","fields":[{"name":"minimum","type":"uint32"},{"name":"maximum","type":"uint32"},{"name":"center","type":"uint32"}]},{"name":"MatrixSizeType","fields":[{"name":"x","type":"uint32"},{"name":"y","type":"uint32"},{"name":"z","type":"uint32"}]},{"name":"MeasurementDependencyType","fields":[{"name":"dependencyType","type":"string"},{"name":"measurementID","type":"string"}]},{"name":"MeasurementInformationType","fields":[{"name":"measurementID","type":[null,"string"]},{"name":"seriesDate","type":[null,"date"]},{"name":"seriesTime","type":[null,"time"]},{"name":"patientPosition","type":"Mrd.PatientPosition"},{"name":"relativeTablePosition","type":[null,"Mrd.ThreeDimensionalFloat"]},{"name":"initialSeriesNumber","type":[null,"int64"]},{"name":"protocolName","type":[null,"string"]},{"name":"sequenceName","type":[null,"string"]},{"name":"seriesDescription","type":[null,"string"]},{"name":"measurementDependency","type":{"vector":{"items":"Mrd.MeasurementDependencyType"}}},{"name":"seriesInstanceUIDRoot","type":[null,"string"]},{"name":"frameOfReferenceUID","type":[null,"string"]},{"name":"referencedImageSequence","type":[null,"Mrd.ReferencedImageSequenceType"]}]},{"name":"MultibandSpacingType","fields":[{"name":"dZ","type":{"vector":{"items":"float32"}}}]},{"name":"MultibandType","fields":[{"name":"spacing","type":{"vector":{"items":"Mrd.MultibandSpacingType"}}},{"name":"deltaKz","type":"float32"},{"name":"multibandFactor","type":"uint32"},{"name":"calibration","type":"Mrd.Calibration"},{"name":"calibrationEncoding","type":"uint64"}]},{"name":"ParallelImagingType","fields":[{"name":"accelerationFactor","type":"Mrd.AccelerationFactorType"},{"name":"calibrationMode","type":[null,"Mrd.CalibrationMode"]},{"name":"interleavingDimension","type":[null,"Mrd.InterleavingDimension"]},{"name":"multiband","type":[null,"Mrd.MultibandType"]}]},{"name":"PatientGender","values":[{"symbol":"m","value":0},{"symbol":"f","value":1},{"symbol":"o","value":2}]},{"name":"PatientPosition","values":[{"symbol":"hFP","value":0},{"symbol":"hFS","value":1},{"symbol":"hFDR","value":2},{"symbol":"hFDL","value":3},{"symbol":"fFP","value":4},{"symbol":"fFS","value":5},{"symbol":"fFDR","value":6},{"symbol":"fFDL","value":7}]},{"name":"ReconAssembly","fields":[{"name":"data","type":"Mrd.ReconBuffer"},{"name":"ref","type":[null,"Mrd.ReconBuffer"]}]},{"name":"ReconBuffer","fields":[{"name":"data","type":{"array":{"items":"complexfloat32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"chan"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}},{"name":"trajectory","type":{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"basis"},{"name":"samples"}]}}},{"name":"density","type":[null,{"array":{"items":"float32","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"},{"name":"e0"}]}}]},{"name":"headers","type":{"array":{"items":"Mrd.AcquisitionHeader","dimensions":[{"name":"loc"},{"name":"s"},{"name":"n"},{"name":"e2"},{"name":"e1"}]}}},{"name":"sampling","type":"Mrd.SamplingDescription"}]},{"name":"ReconData","fields":[{"name":"buffers","type":{"vector":{"items":"Mrd.ReconAssembly"}}}]},{"name":"ReferencedImageSequenceType","fields":[{"name":"referencedSOPInstanceUID","type":{"vector":{"items":"string"}}}]},{"name":"SamplingDescription","fields":[{"name":"encodedFOV","type":"Mrd.FieldOfViewMm"},{"name":"reconFOV","type":"Mrd.FieldOfViewMm"},{"name":"encodedMatrix","type":"Mrd.MatrixSizeType"},{"name":"reconMatrix","type":"Mrd.MatrixSizeType"},{"name":"samplingLimits","type":"Mrd.SamplingLimits"}]},{"name":"SamplingLimits","fields":[{"name":"kspaceEncodingStep0","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep1","type":"Mrd.LimitType"},{"name":"kspaceEncodingStep2","type":"Mrd.LimitType"}]},{"name":"SequenceParametersType","fields":[{"name":"tR","type":{"vector":{"items":"float32"}}},{"name":"tE","type":{"vector":{"items":"float32"}}},{"name":"tI","type":{"vector":{"items":"float32"}}},{"name":"flipAngleDeg","type":{"vector":{"items":"float32"}}},{"name":"sequenceType","type":[null,"string"]},{"name":"echoSpacing","type":{"vector":{"items":"float32"}}},{"name":"diffusionDimension","type":[null,"Mrd.DiffusionDimension"]},{"name":"diffusion","type":{"vector":{"items":"Mrd.DiffusionType"}}},{"name":"diffusionScheme","type":[null,"string"]}]},{"name":"StreamItem","type":[{"tag":"Acquisition","type":"Mrd.Acquisition"},{"tag":"WaveformUint32","type":"Mrd.WaveformUint32"},{"tag":"ImageUint16","type":"Mrd.ImageUint16"},{"tag":"ImageInt16","type":"Mrd.ImageInt16"},{"tag":"ImageUint32","type":"Mrd.ImageUint32"},{"tag":"ImageInt32","type":"Mrd.ImageInt32"},{"tag":"ImageFloat","type":"Mrd.ImageFloat"},{"tag":"ImageDouble","type":"Mrd.ImageDouble"},{"tag":"ImageComplexFloat","type":"Mrd.ImageComplexFloat"},{"tag":"ImageComplexDouble","type":"Mrd.ImageComplexDouble"},{"tag":"AcquisitionBucket","type":"Mrd.AcquisitionBucket"},{"tag":"ReconData","type":"Mrd.ReconData"},{"tag":"ArrayComplexFloat","type":"Mrd.ArrayComplexFloat"},{"tag":"ImageArray","type":"Mrd.ImageArray"}]},{"name":"StudyInformationType","fields":[{"name":"studyDate","type":[null,"date"]},{"name":"studyTime","type":[null,"time"]},{"name":"studyID","type":[null,"string"]},{"name":"accessionNumber","type":[null,"int64"]},{"name":"referringPhysicianName","type":[null,"string"]},{"name":"studyDescription","type":[null,"string"]},{"name":"studyInstanceUID","type":[null,"string"]},{"name":"bodyPartExamined","type":[null,"string"]}]},{"name":"SubjectInformationType","fields":[{"name":"patientName","type":[null,"string"]},{"name":"patientWeightKg","type":[null,"float32"]},{"name":"patientHeightM","type":[null,"float32"]},{"name":"patientID","type":[null,"string"]},{"name":"patientBirthdate","type":[null,"date"]},{"name":"patientGender","type":[null,"Mrd.PatientGender"]}]},{"name":"ThreeDimensionalFloat","fields":[{"name":"x","type":"float32"},{"name":"y","type":"float32"},{"name":"z","type":"float32"}]},{"name":"Trajectory","values":[{"symbol":"cartesian","value":0},{"symbol":"epi","value":1},{"symbol":"radial","value":2},{"symbol":"goldenangle","value":3},{"symbol":"spiral","value":4},{"symbol":"other","value":5}]},{"name":"TrajectoryData","type":{"array":{"items":"float32","dimensions":[{"name":"basis"},{"name":"samples"}]}}},{"name":"TrajectoryDescriptionType","fields":[{"name":"identifier","type":"string"},{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"comment","type":[null,"string"]}]},{"name":"UserParameterBase64Type","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParameterDoubleType","fields":[{"name":"name","type":"string"},{"name":"value","type":"float64"}]},{"name":"UserParameterLongType","fields":[{"name":"name","type":"string"},{"name":"value","type":"int64"}]},{"name":"UserParameterStringType","fields":[{"name":"name","type":"string"},{"name":"value","type":"string"}]},{"name":"UserParametersType","fields":[{"name":"userParameterLong","type":{"vector":{"items":"Mrd.UserParameterLongType"}}},{"name":"userParameterDouble","type":{"vector":{"items":"Mrd.UserParameterDoubleType"}}},{"name":"userParameterString","type":{"vector":{"items":"Mrd.UserParameterStringType"}}},{"name":"userParameterBase64","type":{"vector":{"items":"Mrd.UserParameterBase64Type"}}}]},{"name":"Waveform","typeParameters":["T"],"fields":[{"name":"flags","type":"uint64"},{"name":"measurementUid","type":"uint32"},{"name":"scanCounter","type":"uint32"},{"name":"timeStampNs","type":"uint64"},{"name":"sampleTimeNs","type":"uint64"},{"name":"waveformId","type":"uint32"},{"name":"data","type":{"name":"Mrd.WaveformSamples","typeArguments":["T"]}}]},{"name":"WaveformInformationType","fields":[{"name":"waveformName","type":"string"},{"name":"waveformType","type":"Mrd.WaveformType"},{"name":"userParameters","type":"Mrd.UserParametersType"}]},{"name":"WaveformSamples","typeParameters":["T"],"type":{"array":{"items":"T","dimensions":[{"name":"channels"},{"name":"samples"}]}}},{"name":"WaveformType","values":[{"symbol":"ecg","value":0},{"symbol":"pulse","value":1},{"symbol":"respiratory","value":2},{"symbol":"trigger","value":3},{"symbol":"gradientwaveform","value":4},{"symbol":"other","value":5}]},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}},{"name":"WaveformUint32","type":{"name":"Mrd.Waveform","typeArguments":["uint32"]}}]}"""
 
     def close(self) -> None:
         if self._state == 3:
diff --git a/python/mrd/tools/ismrmrd_to_mrd.py b/python/mrd/tools/ismrmrd_to_mrd.py
index ecc814ec..da0a8da4 100644
--- a/python/mrd/tools/ismrmrd_to_mrd.py
+++ b/python/mrd/tools/ismrmrd_to_mrd.py
@@ -513,7 +513,7 @@ def convert_image(ismrmrd_img: ismrmrd.Image) -> mrd.StreamItem:
             # If parsing fails, skip meta
             pass
 
-    data = ismrmrd_img.data
+    data = ismrmrd_img.data[:, np.newaxis]  # Add singleton frequency dimension as 5th dimension
     dtype = data.dtype
     if dtype == np.uint16:
         img = mrd.Image[np.uint16](head=out_head, data=data.astype(np.uint16), meta=meta)
diff --git a/python/mrd/tools/mrd_to_ismrmrd.py b/python/mrd/tools/mrd_to_ismrmrd.py
index 030595b1..9eed969b 100644
--- a/python/mrd/tools/mrd_to_ismrmrd.py
+++ b/python/mrd/tools/mrd_to_ismrmrd.py
@@ -482,7 +482,7 @@ def convert_image(mrd_img) -> ismrmrd.Image:
     mrd_head = mrd_img.head
     data = mrd_img.data
 
-    # Get dimensions: data is (channels, z, y, x)
+    # Get dimensions: data is (channels, z, y, x, frequency) drop freq dimension
     channels = data.shape[0]
     z = data.shape[1]
     y = data.shape[2]
@@ -585,9 +585,9 @@ def convert_image(mrd_img) -> ismrmrd.Image:
     # Create ISMRMRD image, resize it, and set header
     img = ismrmrd.Image()
     # Note: resize signature is (nc, nz, ny, nx) - same order as MRD!
-    img.resize(channels, z, y, x)
+    img.resize(channels, z, y, x, )
     img.setHead(head)
-    img.data[:] = data
+    img.data[:] = data[:, np.newaxis]  # Drop frequency dimension
 
     # Set attribute_string if present
     if attribute_string:
diff --git a/python/mrd/types.py b/python/mrd/types.py
index 4e63966e..242964e4 100644
--- a/python/mrd/types.py
+++ b/python/mrd/types.py
@@ -1488,6 +1488,17 @@ class ImageType(yardl.OutOfRangeEnum):
     REAL = 3
     IMAG = 4
     COMPLEX = 5
+    RGBA_MAP = 6
+    SPIN_DENSITY_MAP = 7
+    T1_MAP = 8
+    T2_MAP = 9
+    T2STAR_MAP = 10
+    ADC_MAP = 11
+    B0_MAP = 12
+    B1_MAP = 13
+    SENSITIVITY_MAP = 14
+    GFACTOR_MAP = 15
+    USER_MAP = 16
 
 ImageData = npt.NDArray[Y_NP]
 
@@ -2170,7 +2181,7 @@ def _mk_get_dtype():
     dtype_map.setdefault(WaveformInformationType, np.dtype([('waveform_name', np.dtype(np.object_)), ('waveform_type', get_dtype(WaveformType)), ('user_parameters', get_dtype(UserParametersType))], align=True))
     dtype_map.setdefault(Header, np.dtype([('version', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.int64))], align=True)), ('subject_information', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(SubjectInformationType))], align=True)), ('study_information', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(StudyInformationType))], align=True)), ('measurement_information', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(MeasurementInformationType))], align=True)), ('acquisition_system_information', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(AcquisitionSystemInformationType))], align=True)), ('experimental_conditions', get_dtype(ExperimentalConditionsType)), ('encoding', np.dtype(np.object_)), ('sequence_parameters', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(SequenceParametersType))], align=True)), ('user_parameters', np.dtype([('has_value', np.dtype(np.bool_)), ('value', get_dtype(UserParametersType))], align=True)), ('waveform_information', np.dtype(np.object_))], align=True))
     dtype_map.setdefault(ImageFlags, np.dtype(np.uint64))
-    dtype_map.setdefault(ImageType, np.dtype(np.int32))
+    dtype_map.setdefault(ImageType, np.dtype(np.uint64))
     dtype_map.setdefault(ImageHeader, np.dtype([('flags', get_dtype(ImageFlags)), ('measurement_uid', np.dtype(np.uint32)), ('field_of_view', np.dtype(np.float32), (3,)), ('position', np.dtype(np.float32), (3,)), ('col_dir', np.dtype(np.float32), (3,)), ('line_dir', np.dtype(np.float32), (3,)), ('slice_dir', np.dtype(np.float32), (3,)), ('patient_table_position', np.dtype(np.float32), (3,)), ('average', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('slice', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('contrast', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('phase', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('repetition', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('set', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('acquisition_time_stamp_ns', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint64))], align=True)), ('physiology_time_stamp_ns', np.dtype(np.object_)), ('image_type', get_dtype(ImageType)), ('image_index', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('image_series_index', np.dtype([('has_value', np.dtype(np.bool_)), ('value', np.dtype(np.uint32))], align=True)), ('user_int', np.dtype(np.object_)), ('user_float', np.dtype(np.object_))], align=True))
     dtype_map.setdefault(ImageMetaValue, np.dtype(np.object_))
     dtype_map.setdefault(Image, lambda type_args: np.dtype([('head', get_dtype(ImageHeader)), ('data', np.dtype(np.object_)), ('meta', np.dtype(np.object_))], align=True))